(Editor's note: The original version of this article, published yesterday, misstated the long-term corporate credit rating on AltaLink L.P. A corrected version follows.) TORONTO (Standard & Poor's) May 15, 2003--Standard & Poor's Rating Services today said it assigned its 'BBB' long-term corporate credit rating to electricity distribution company AltaLink L.P., and its 'A-' rating to the company's proposed C$300 million multitranche senior secured debt issue. The outlook is stable. "The ratings on Calgary, Alta.-based AltaLink reflect its low-risk business profile and below-average financial position. Low-risk, regulated electricity transmission assets further support its business profile. Although the newly formed company has received regulatory approval to acquire the assets from TransAlta Corp., regulatory risk is somewhat of a concern in the near